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1 /* |
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2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.ws.api.server; |
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27 |
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28 import com.sun.istack.internal.NotNull; |
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29 import com.sun.xml.internal.ws.api.message.Packet; |
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30 |
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31 import javax.xml.ws.Provider; |
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32 import javax.xml.ws.WebServiceContext; |
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33 import java.lang.reflect.InvocationTargetException; |
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34 import java.lang.reflect.Method; |
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35 |
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36 /** |
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37 * Hides the detail of calling into application endpoint implementation. |
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38 * |
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39 * <p> |
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40 * Typical host of the JAX-WS RI would want to use |
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41 * {@link InstanceResolver#createDefault(Class)} and then |
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42 * use <tt>{@link InstanceResolver#createInvoker()} to obtain |
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43 * the default invoker implementation. |
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44 * |
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45 * |
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46 * @author Jitendra Kotamraju |
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47 * @author Kohsuke Kawaguchi |
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48 */ |
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49 public abstract class Invoker extends com.sun.xml.internal.ws.server.sei.Invoker { |
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50 /** |
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51 * Called by {@link WSEndpoint} when it's set up. |
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52 * |
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53 * <p> |
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54 * This is an opportunity for {@link Invoker} |
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55 * to do a endpoint-specific initialization process. |
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56 * |
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57 * @param wsc |
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58 * The {@link WebServiceContext} instance that can be injected |
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59 * to the user instances. |
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60 * @param endpoint |
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61 */ |
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62 public void start(@NotNull WSWebServiceContext wsc, @NotNull WSEndpoint endpoint) { |
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63 // backward compatibility |
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64 start(wsc); |
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65 } |
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66 |
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67 /** |
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68 * @deprecated |
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69 * Use {@link #start(WSWebServiceContext,WSEndpoint)} |
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70 */ |
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71 public void start(@NotNull WebServiceContext wsc) { |
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72 throw new IllegalStateException("deprecated version called"); |
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73 } |
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74 |
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75 /** |
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76 * Called by {@link WSEndpoint} |
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77 * when {@link WSEndpoint#dispose()} is called. |
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78 * |
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79 * This allows {@link InstanceResolver} to do final clean up. |
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80 * |
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81 * <p> |
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82 * This method is guaranteed to be only called once by {@link WSEndpoint}. |
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83 */ |
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84 public void dispose() {} |
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85 |
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86 /** |
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87 * Invokes {@link Provider#invoke(Object)} |
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88 */ |
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89 public <T> T invokeProvider( @NotNull Packet p, T arg ) throws IllegalAccessException, InvocationTargetException { |
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90 // default slow implementation that delegates to the other invoke method. |
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91 return (T)invoke(p,invokeMethod,arg); |
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92 } |
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93 |
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94 /** |
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95 * Invokes {@link AsyncProvider#invoke(Object, AsyncProviderCallback, WebServiceContext)} |
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96 */ |
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97 public <T> void invokeAsyncProvider( @NotNull Packet p, T arg, AsyncProviderCallback cbak, WebServiceContext ctxt ) throws IllegalAccessException, InvocationTargetException { |
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98 // default slow implementation that delegates to the other invoke method. |
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99 invoke(p, asyncInvokeMethod, arg, cbak, ctxt); |
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100 } |
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101 |
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102 private static final Method invokeMethod; |
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103 |
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104 static { |
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105 try { |
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106 invokeMethod = Provider.class.getMethod("invoke",Object.class); |
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107 } catch (NoSuchMethodException e) { |
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108 throw new AssertionError(e); |
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109 } |
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110 } |
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111 |
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112 private static final Method asyncInvokeMethod; |
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113 |
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114 static { |
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115 try { |
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116 asyncInvokeMethod = AsyncProvider.class.getMethod("invoke",Object.class, AsyncProviderCallback.class, WebServiceContext.class); |
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117 } catch (NoSuchMethodException e) { |
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118 throw new AssertionError(e); |
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119 } |
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120 } |
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121 } |